63233456 has 80 divisors (see below), whose sum is σ = 149052960. Its totient is φ = 25589760.

The previous prime is 63233419. The next prime is 63233491. The reversal of 63233456 is 65433236.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65876 + ... + 66828.

It is an arithmetic number, because the mean of its divisors is an integer number (1863162).

Almost surely, 2^63233456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63233456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74526480).

63233456 is an abundant number, since it is smaller than the sum of its proper divisors (85819504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63233456 is a wasteful number, since it uses less digits than its factorization.

63233456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014 (or 1008 counting only the distinct ones).

The product of its digits is 38880, while the sum is 32.

The square root of 63233456 is about 7951.9466799017. The cubic root of 63233456 is about 398.3966148108.

It can be divided in two parts, 6323 and 3456, that added together give a palindrome (9779).

The spelling of 63233456 in words is "sixty-three million, two hundred thirty-three thousand, four hundred fifty-six".